1172e611bSKrzysztof Kozlowski# SPDX-License-Identifier: GPL-2.0-only 2172e611bSKrzysztof Kozlowski%YAML 1.2 3172e611bSKrzysztof Kozlowski--- 4172e611bSKrzysztof Kozlowski$id: http://devicetree.org/schemas/mfd/maxim,max77802.yaml# 5172e611bSKrzysztof Kozlowski$schema: http://devicetree.org/meta-schemas/core.yaml# 6172e611bSKrzysztof Kozlowski 7172e611bSKrzysztof Kozlowskititle: Maxim MAX77802 Power Management IC 8172e611bSKrzysztof Kozlowski 9172e611bSKrzysztof Kozlowskimaintainers: 10172e611bSKrzysztof Kozlowski - Javier Martinez Canillas <javier@dowhile0.org> 11*8a1e6bb3SKrzysztof Kozlowski - Krzysztof Kozlowski <krzk@kernel.org> 12172e611bSKrzysztof Kozlowski 13172e611bSKrzysztof Kozlowskidescription: | 14172e611bSKrzysztof Kozlowski This is a part of device tree bindings for Maxim MAX77802 Power Management 15172e611bSKrzysztof Kozlowski Integrated Circuit (PMIC). 16172e611bSKrzysztof Kozlowski 17172e611bSKrzysztof Kozlowski The Maxim MAX77802 is a Power Management IC which includes voltage and 18172e611bSKrzysztof Kozlowski current regulators (10 high efficiency Buck regulators and 32 Low-DropOut 19172e611bSKrzysztof Kozlowski (LDO)), RTC and clock outputs. 20172e611bSKrzysztof Kozlowski 21172e611bSKrzysztof Kozlowski The MAX77802 provides two 32.768khz clock outputs that can be controlled 22172e611bSKrzysztof Kozlowski (gated/ungated) over I2C. The clock IDs are defined as preprocessor macros 23172e611bSKrzysztof Kozlowski in dt-bindings/clock/maxim,max77802.h. 24172e611bSKrzysztof Kozlowski 25172e611bSKrzysztof Kozlowskiproperties: 26172e611bSKrzysztof Kozlowski compatible: 27172e611bSKrzysztof Kozlowski const: maxim,max77802 28172e611bSKrzysztof Kozlowski 29172e611bSKrzysztof Kozlowski '#clock-cells': 30172e611bSKrzysztof Kozlowski const: 1 31172e611bSKrzysztof Kozlowski 32172e611bSKrzysztof Kozlowski interrupts: 33172e611bSKrzysztof Kozlowski maxItems: 1 34172e611bSKrzysztof Kozlowski 35172e611bSKrzysztof Kozlowski reg: 36172e611bSKrzysztof Kozlowski maxItems: 1 37172e611bSKrzysztof Kozlowski 38172e611bSKrzysztof Kozlowski regulators: 39172e611bSKrzysztof Kozlowski $ref: /schemas/regulator/maxim,max77802.yaml 40172e611bSKrzysztof Kozlowski description: 41172e611bSKrzysztof Kozlowski List of child nodes that specify the regulators. 42172e611bSKrzysztof Kozlowski 43172e611bSKrzysztof Kozlowski inb1-supply: 44172e611bSKrzysztof Kozlowski description: Power supply for buck1 45172e611bSKrzysztof Kozlowski inb2-supply: 46172e611bSKrzysztof Kozlowski description: Power supply for buck2 47172e611bSKrzysztof Kozlowski inb3-supply: 48172e611bSKrzysztof Kozlowski description: Power supply for buck3 49172e611bSKrzysztof Kozlowski inb4-supply: 50172e611bSKrzysztof Kozlowski description: Power supply for buck4 51172e611bSKrzysztof Kozlowski inb5-supply: 52172e611bSKrzysztof Kozlowski description: Power supply for buck5 53172e611bSKrzysztof Kozlowski inb6-supply: 54172e611bSKrzysztof Kozlowski description: Power supply for buck6 55172e611bSKrzysztof Kozlowski inb7-supply: 56172e611bSKrzysztof Kozlowski description: Power supply for buck7 57172e611bSKrzysztof Kozlowski inb8-supply: 58172e611bSKrzysztof Kozlowski description: Power supply for buck8 59172e611bSKrzysztof Kozlowski inb9-supply: 60172e611bSKrzysztof Kozlowski description: Power supply for buck9 61172e611bSKrzysztof Kozlowski inb10-supply: 62172e611bSKrzysztof Kozlowski description: Power supply for buck10 63172e611bSKrzysztof Kozlowski 64172e611bSKrzysztof Kozlowski inl1-supply: 65172e611bSKrzysztof Kozlowski description: Power supply for LDO8, LDO15 66172e611bSKrzysztof Kozlowski inl2-supply: 67172e611bSKrzysztof Kozlowski description: Power supply for LDO17, LDO27, LDO30, LDO35 68172e611bSKrzysztof Kozlowski inl3-supply: 69172e611bSKrzysztof Kozlowski description: Power supply for LDO3, LDO5, LDO7, LDO7 70172e611bSKrzysztof Kozlowski inl4-supply: 71172e611bSKrzysztof Kozlowski description: Power supply for LDO10, LDO11, LDO13, LDO14 72172e611bSKrzysztof Kozlowski inl5-supply: 73172e611bSKrzysztof Kozlowski description: Power supply for LDO9, LDO19 74172e611bSKrzysztof Kozlowski inl6-supply: 75172e611bSKrzysztof Kozlowski description: Power supply for LDO4, LDO21, LDO24, LDO33 76172e611bSKrzysztof Kozlowski inl7-supply: 77172e611bSKrzysztof Kozlowski description: Power supply for LDO18, LDO20, LDO28, LDO29 78172e611bSKrzysztof Kozlowski inl9-supply: 79172e611bSKrzysztof Kozlowski description: Power supply for LDO12, LDO23, LDO25, LDO26, LDO32, LDO34 80172e611bSKrzysztof Kozlowski inl10-supply: 81172e611bSKrzysztof Kozlowski description: Power supply for LDO1, LDO2 82172e611bSKrzysztof Kozlowski 83172e611bSKrzysztof Kozlowski wakeup-source: true 84172e611bSKrzysztof Kozlowski 85172e611bSKrzysztof Kozlowskirequired: 86172e611bSKrzysztof Kozlowski - compatible 87172e611bSKrzysztof Kozlowski - '#clock-cells' 88172e611bSKrzysztof Kozlowski - reg 89172e611bSKrzysztof Kozlowski 90172e611bSKrzysztof KozlowskiadditionalProperties: false 91172e611bSKrzysztof Kozlowski 92172e611bSKrzysztof Kozlowskiexamples: 93172e611bSKrzysztof Kozlowski - | 94172e611bSKrzysztof Kozlowski #include <dt-bindings/interrupt-controller/irq.h> 95172e611bSKrzysztof Kozlowski #include <dt-bindings/regulator/maxim,max77802.h> 96172e611bSKrzysztof Kozlowski 97172e611bSKrzysztof Kozlowski i2c { 98172e611bSKrzysztof Kozlowski #address-cells = <1>; 99172e611bSKrzysztof Kozlowski #size-cells = <0>; 100172e611bSKrzysztof Kozlowski 101172e611bSKrzysztof Kozlowski pmic@9 { 102172e611bSKrzysztof Kozlowski compatible = "maxim,max77802"; 103172e611bSKrzysztof Kozlowski interrupt-parent = <&gpx3>; 104172e611bSKrzysztof Kozlowski interrupts = <1 IRQ_TYPE_NONE>; 105172e611bSKrzysztof Kozlowski pinctrl-names = "default"; 106172e611bSKrzysztof Kozlowski pinctrl-0 = <&max77802_irq>, <&pmic_selb>, 107172e611bSKrzysztof Kozlowski <&pmic_dvs_1>, <&pmic_dvs_2>, <&pmic_dvs_3>; 108172e611bSKrzysztof Kozlowski wakeup-source; 109172e611bSKrzysztof Kozlowski reg = <0x9>; 110172e611bSKrzysztof Kozlowski #clock-cells = <1>; 111172e611bSKrzysztof Kozlowski 112172e611bSKrzysztof Kozlowski inb1-supply = <&tps65090_dcdc2>; 113172e611bSKrzysztof Kozlowski inb2-supply = <&tps65090_dcdc1>; 114172e611bSKrzysztof Kozlowski inb3-supply = <&tps65090_dcdc2>; 115172e611bSKrzysztof Kozlowski inb4-supply = <&tps65090_dcdc2>; 116172e611bSKrzysztof Kozlowski inb5-supply = <&tps65090_dcdc1>; 117172e611bSKrzysztof Kozlowski inb6-supply = <&tps65090_dcdc2>; 118172e611bSKrzysztof Kozlowski inb7-supply = <&tps65090_dcdc1>; 119172e611bSKrzysztof Kozlowski inb8-supply = <&tps65090_dcdc1>; 120172e611bSKrzysztof Kozlowski inb9-supply = <&tps65090_dcdc1>; 121172e611bSKrzysztof Kozlowski inb10-supply = <&tps65090_dcdc1>; 122172e611bSKrzysztof Kozlowski 123172e611bSKrzysztof Kozlowski inl1-supply = <&buck5_reg>; 124172e611bSKrzysztof Kozlowski inl2-supply = <&buck7_reg>; 125172e611bSKrzysztof Kozlowski inl3-supply = <&buck9_reg>; 126172e611bSKrzysztof Kozlowski inl4-supply = <&buck9_reg>; 127172e611bSKrzysztof Kozlowski inl5-supply = <&buck9_reg>; 128172e611bSKrzysztof Kozlowski inl6-supply = <&tps65090_dcdc2>; 129172e611bSKrzysztof Kozlowski inl7-supply = <&buck9_reg>; 130172e611bSKrzysztof Kozlowski inl9-supply = <&tps65090_dcdc2>; 131172e611bSKrzysztof Kozlowski inl10-supply = <&buck7_reg>; 132172e611bSKrzysztof Kozlowski 133172e611bSKrzysztof Kozlowski regulators { 134172e611bSKrzysztof Kozlowski BUCK1 { 135172e611bSKrzysztof Kozlowski regulator-name = "vdd_mif"; 136172e611bSKrzysztof Kozlowski regulator-min-microvolt = <800000>; 137172e611bSKrzysztof Kozlowski regulator-max-microvolt = <1300000>; 138172e611bSKrzysztof Kozlowski regulator-always-on; 139172e611bSKrzysztof Kozlowski regulator-boot-on; 140172e611bSKrzysztof Kozlowski regulator-ramp-delay = <12500>; 141172e611bSKrzysztof Kozlowski regulator-state-mem { 142172e611bSKrzysztof Kozlowski regulator-off-in-suspend; 143172e611bSKrzysztof Kozlowski }; 144172e611bSKrzysztof Kozlowski }; 145172e611bSKrzysztof Kozlowski 146172e611bSKrzysztof Kozlowski BUCK2 { 147172e611bSKrzysztof Kozlowski regulator-name = "vdd_arm"; 148172e611bSKrzysztof Kozlowski regulator-min-microvolt = <800000>; 149172e611bSKrzysztof Kozlowski regulator-max-microvolt = <1500000>; 150172e611bSKrzysztof Kozlowski regulator-always-on; 151172e611bSKrzysztof Kozlowski regulator-boot-on; 152172e611bSKrzysztof Kozlowski regulator-ramp-delay = <12500>; 153172e611bSKrzysztof Kozlowski regulator-coupled-with = <&buck3_reg>; 154172e611bSKrzysztof Kozlowski regulator-coupled-max-spread = <300000>; 155172e611bSKrzysztof Kozlowski regulator-state-mem { 156172e611bSKrzysztof Kozlowski regulator-off-in-suspend; 157172e611bSKrzysztof Kozlowski }; 158172e611bSKrzysztof Kozlowski }; 159172e611bSKrzysztof Kozlowski 160172e611bSKrzysztof Kozlowski // ... 161172e611bSKrzysztof Kozlowski 162172e611bSKrzysztof Kozlowski BUCK10 { 163172e611bSKrzysztof Kozlowski regulator-name = "vdd_1v8"; 164172e611bSKrzysztof Kozlowski regulator-min-microvolt = <1800000>; 165172e611bSKrzysztof Kozlowski regulator-max-microvolt = <1800000>; 166172e611bSKrzysztof Kozlowski regulator-always-on; 167172e611bSKrzysztof Kozlowski regulator-boot-on; 168172e611bSKrzysztof Kozlowski regulator-state-mem { 169172e611bSKrzysztof Kozlowski regulator-on-in-suspend; 170172e611bSKrzysztof Kozlowski }; 171172e611bSKrzysztof Kozlowski }; 172172e611bSKrzysztof Kozlowski 173172e611bSKrzysztof Kozlowski LDO1 { 174172e611bSKrzysztof Kozlowski regulator-name = "vdd_1v0"; 175172e611bSKrzysztof Kozlowski regulator-min-microvolt = <1000000>; 176172e611bSKrzysztof Kozlowski regulator-max-microvolt = <1000000>; 177172e611bSKrzysztof Kozlowski regulator-always-on; 178172e611bSKrzysztof Kozlowski regulator-initial-mode = <MAX77802_OPMODE_NORMAL>; 179172e611bSKrzysztof Kozlowski regulator-state-mem { 180172e611bSKrzysztof Kozlowski regulator-on-in-suspend; 181172e611bSKrzysztof Kozlowski regulator-mode = <MAX77802_OPMODE_LP>; 182172e611bSKrzysztof Kozlowski }; 183172e611bSKrzysztof Kozlowski }; 184172e611bSKrzysztof Kozlowski 185172e611bSKrzysztof Kozlowski // ... 186172e611bSKrzysztof Kozlowski 187172e611bSKrzysztof Kozlowski LDO35 { 188172e611bSKrzysztof Kozlowski regulator-name = "ldo_35"; 189172e611bSKrzysztof Kozlowski regulator-min-microvolt = <1200000>; 190172e611bSKrzysztof Kozlowski regulator-max-microvolt = <1200000>; 191172e611bSKrzysztof Kozlowski }; 192172e611bSKrzysztof Kozlowski }; 193172e611bSKrzysztof Kozlowski }; 194172e611bSKrzysztof Kozlowski }; 195